Trilium Notes is a hierarchical note-taking application with focus on building large personal
knowledge bases.

Features:
<ul><li>Rich WYSIWYG note editing including e.g. tables, images and math with markdown autoformat</li><li>Support for editing notes with source code, including syntax highlighting</li><li>Notes can be arranged into arbitrarily deep tree</li><li>A single note can be placed into multiple places in the tree (see cloning)</li><li>Fast and easy navigation between notes, full text search and note hoisting</li><li>Seamless note versioning</li><li>Note attributes can be used for note organization, querying and advanced scripting</li><li>Synchronization with self-hosted sync server</li><li>Sharing (publishing) notes to public internet</li><li>Strong note encryption with per-note granularity</li><li>Relation maps and link maps for visualizing notes and their relations</li><li>Scales well in both usability and performance upwards of 100 000 notes</li><li>Evernote and Markdown import &amp; export</li><li>Web Clipper for easy saving of web content</li><li>REST API for automation</li></ul>